Reversible Watermarking using Differential Expansion on IPCM Macroblocks in H.264/AVC.
Mohammad Athar AliEran A. EdirisinghePublished in: J. Next Gener. Inf. Technol. (2011)
Keyphrases
- reversible watermarking
- prediction error
- bit rate
- macroblock
- rate distortion
- bitstream
- motion vectors
- video coding
- rate control
- video codec
- inter frame
- coding efficiency
- variable block size
- visual quality
- base layer
- watermarking scheme
- reference frame
- error concealment
- video coding standard
- motion compensated
- motion estimation
- subband
- image quality
- compressed domain
- video quality
- error propagation
- video compression
- scalable video coding
- compression efficiency
- video sequences
- computational complexity
- motion compensation
- bit allocation
- transform domain
- selection algorithm
- low bit rate
- quality degradation
- mode decision
- intra frame
- coding method
- intra coding
- compressed video
- scalable video
- video streams
- error resilient
- coding scheme
- video transmission
- quadtree
- block size
- video streaming
- data embedding
- low complexity
- bi level
- video data
- rate control scheme
- image sequences